chronodiagram/www/draw.html

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<!DOCTYPE html>
<html lang="en" dir="ltr">
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<head>
<meta charset="utf-8">
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<!-- <meta name="viewport" content="width=device-width, initial-scale=1.0"> -->
<meta name='viewport' content='width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0' />
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<title>Draw a line animation</title>
<style media="screen">
#sample,
svg {
position: absolute;
top: 0;
left: 0;
bottom: 0;
right: 0;
width: 100%;
height: 100%;
font-family: sans-serif;
z-index: 2;
cursor: url('/cursor.png') 6 6, auto;
}
img {
position: absolute;
top: 0;
bottom: 0;
right: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 1;
}
path {
fill: none;
stroke: red;
stroke-width: 1mm;
stroke-linecap: round;
}
#wrapper {
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
background: none;
}
.gray {
position: absolute;
background: rgba(255, 255, 255, 0.7);
}
html,
body {
height: 100%;
width: 100%;
margin: 0;
font-family: sans-serif;
/* prevent reload on scroll in chrome */
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position: fixed;
overscroll-behavior: contain;
overflow-y: hidden;
/* prevent capture of poienter event: https://stackoverflow.com/a/48254578 */
touch-action: none;
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}
#interface {
height: 0;
overflow: hidden;
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/* padding-top: calc( {
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HEIGHT
}
/ {
WIDTH
}
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* 100%); */
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position: relative;
margin: 0 auto;
background-size: 100% 100%;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
#info {
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position: absolute;
bottom: 15px;
width: 600px;
left: calc(50% - 250px);
z-index: 999;
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}
.buttons {
text-align: center;
}
#submit {
background: lightblue;
border: solid 1px blue;
border-radius: 5px;
font-size: 110%;
padding: 5px 10px;
}
.toolbox {
position: absolute;
left: 0;
top: 50px;
z-index: 100;
background-color: white;
padding: 5px;
border-radius: 0 5px 5px 0;
background-color: #ccc;
}
.toolbox>ul {
padding: 0;
margin: 0;
}
.toolbox>ul>li {
cursor: pointer;
}
.toolbox .colors>li.selected {
border-width: 3px;
border-color: gray;
}
.toolbox .colors>li {
display: block;
border: solid 3px white;
border-radius: 5px;
margin: 5px;
width: 25px;
height: 25px;
}
.filename {
position: absolute;
bottom: 0;
left: 0;
color: gray;
z-index: -1;
font-size: 8pt;
}
.closed {
background-color: lightgray;
}
.closed svg {
cursor: wait;
pointer-events: none;
}
</style>
</head>
<body>
<div id='interface'>
</div>
<script src="draw.js"></script>
<script type='text/javascript'>
const canvas = new Canvas(document.getElementById("interface"));
</script>
</body>
</html>